Willemite Zinc Ore from China
Willemite is a zinc silicate mineral (Zn₂SiO₄) found in oxidized zinc deposits, often with fluorescent properties. Classified under HTS 2608.00.00 as a natural zinc ore suitable for concentration and smelting into zinc metal. It represents secondary zinc ores from weathered primary deposits.
Duty Rate — China → United States
25%
Rate breakdown
9903.91.0125%Effective with respect to entries on or after September 27, 2024, articles the product of China, as provided for in subdivision (b) of U.S. note 31 to this subchapter
9903.05.860%Universal product exemption (U.S. note 52(b))
Import Tips
• Conduct mineralogical assays to confirm willemite composition and report pure zinc metal content per statistical notes
• Ensure proper labeling of ore grade and impurities to prevent reclassification during customs inspection
• Package in bulk containers suitable for heavy ore shipments to minimize damage and comply with transport regulations